import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * Trans2 QueryFSInformation request message for querying file system information.
 * This class implements the TRANS2_QUERY_FS_INFORMATION transaction to retrieve
 * various file system attributes such as volume information, size, and capabilities.
 */
public class Trans2QueryFSInformation extends SmbComTransaction {

    private final int informationLevel;

    Trans2QueryFSInformation(final int informationLevel) {
        command = SMB_COM_TRANSACTION2;
        subCommand = TRANS2_QUERY_FS_INFORMATION;
        this.informationLevel = informationLevel;
        totalParameterCount = 2;
        totalDataCount = 0;
        maxParameterCount = 0;
        maxDataCount = 800;
        maxSetupCount = 0;
    }

import jcifs.internal.smb1.trans.SmbComTransactionResponse;

/**
 * Trans2 QueryFSInformation response message for file system information queries.
 * This class handles the response from a TRANS2_QUERY_FS_INFORMATION request,
 * returning various file system information levels such as volume size and attributes.
 */
public class Trans2QueryFSInformationResponse extends SmbComTransactionResponse {

    static final int TRANSACTION_BUF_SIZE = 0xFFFF;

    static final byte TRANS2_FIND_FIRST2 = (byte) 0x01;
    static final byte TRANS2_FIND_NEXT2 = (byte) 0x02;
    static final byte TRANS2_QUERY_FS_INFORMATION = (byte) 0x03;
    static final byte TRANS2_QUERY_PATH_INFORMATION = (byte) 0x05;
    static final byte TRANS2_GET_DFS_REFERRAL = (byte) 0x10;
    static final byte TRANS2_SET_FILE_INFORMATION = (byte) 0x08;

        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION2, response.command, "Command should be SMB_COM_TRANSACTION2");
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, response.subCommand,
                "SubCommand should be TRANS2_QUERY_FS_INFORMATION");
    }

    /**
     * Tests the readDataWireFormat method with the SMB_INFO_ALLOCATION information level.
     */
    @Test

     */
    public static final byte TRANS2_FIND_NEXT2 = (byte) 0x02;
    /**
     * SMB TRANS2 subcommand for querying file system information
     */
    public static final byte TRANS2_QUERY_FS_INFORMATION = (byte) 0x03;
    /**
     * SMB TRANS2 subcommand for querying path information
     */
    public static final byte TRANS2_QUERY_PATH_INFORMATION = (byte) 0x05;
    /**

    void testSubCommand() {
        assertEquals(SmbComTransaction.TRANS2_FIND_FIRST2, transaction.getSubCommand());

        transaction.setSubCommand(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION);
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, transaction.getSubCommand());
    }

    @Test
    @DisplayName("Test reset functionality")
    void testReset() {
        // Reset should not throw exception

        // ServerMessageBlock.
        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION2, cmd.command, "command should be TRANSACTION2");
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, cmd.subCommand, "subCommand should be QUERY_FS_INFORMATION");
        // the fields are set in the constructor – check that the counts match
        assertEquals(2, cmd.totalParameterCount, "totalParameterCount should be 2");

        assertEquals(FileSystemInformation.SMB_INFO_ALLOCATION, response.getInformationLevel());
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, response.getCommand());
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, response.getSubCommand());
    }

    @ParameterizedTest
    @ValueSource(ints = { FileSystemInformation.SMB_INFO_ALLOCATION, FileSystemInformation.FS_SIZE_INFO,

        assertEquals((byte) 0x01, SmbComTransaction.TRANS2_FIND_FIRST2);
        assertEquals((byte) 0x02, SmbComTransaction.TRANS2_FIND_NEXT2);
        assertEquals((byte) 0x03, SmbComTransaction.TRANS2_QUERY_FS_INFORMATION);
        assertEquals((byte) 0x05, SmbComTransaction.TRANS2_QUERY_PATH_INFORMATION);
        assertEquals((byte) 0x10, SmbComTransaction.TRANS2_GET_DFS_REFERRAL);